Felter, M., Lenza, M.G., Minoro Muniz Shibasaki, W. and Ferreira Silva, R. 2021. Usability of free software used for visualization and measurement of digital orthodontic models. Bioscience Journal . 37, (Jul. 2021), e37039. DOI:https://doi.org/10.14393/BJ-v37n0a2021-56824.